[   24.489229][  T332] ip (332) used greatest stack depth: 24432 bytes left
[  307.492949][ T4215] ip (4215) used greatest stack depth: 23952 bytes left
[  399.258318][ T7414] traps: iperf3[7414] general protection fault ip:7f3477d27fff sp:7ffcdd86db30 error:0 in libc.so.6[6afff,7f3477ce5000+175000]
[  399.260015][ T7368] traps: iperf3[7368] general protection fault ip:7fd166659456 sp:7ffdf2a31ee0 error:0 in libc.so.6[6a456,7fd166617000+175000]